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ENGINE PARTS

Boat Motor Parts for Sale

Keep your boat’s engine running smoothly with our high-quality inboard boat motor parts for sale. At My Inboard Marine, we carry several items for your engine including impellers, mufflers, muffler kits, starters, belts, brackets, engine drains, engine mounts, and far more. You can rest assured that we carry all the necessary boat engine parts needed for your marine project. We carry products from the leading manufacturers which include PCM, Indmar, Mercury, and Mercruiser.

My Inboard Marine strives to provide all customers with the best possible solution to their motorboat and motorsport needs. We’ve been in the marine industry for over 20 years, demonstrating we are experts in the boating business. We are committed to serving you!

Shop through our incredible store and purchase our boat motor parts for sale today.

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Circuit Breaker 20 Amp Push Button 2139
Circuit Breaker 20 Amp Push Button 2139
16%
$54.36 $65.06
Circuit Breaker 20 Amp Push Button 2139
$54.36 $65.06
20 Amp Medium Duty Push Button Circuit Breaker Reset-only 20A circuit breaker is ideal for many DC & AC circuit protection applications that do not...
Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650
Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650 Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650
20%
$195.80 $244.66
Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650
$195.80 $244.66
This switch and relay completely separates the batteries for independent use or will allow you to combine them for emergency starting! Great addition and good...
Thermostat Kit Mercruiser 160 Degree EFI Complete Service Kit 18-3648
Thermostat Kit Mercruiser 160 Degree EFI Complete Service Kit 18-3648
18%
$27.00 $32.99
Thermostat Kit Mercruiser 160 Degree EFI Complete Service Kit 18-3648
$27.00 $32.99
160 Degree Thermostat Kit EFI Includes BOTH Gaskets Mercruiser raw water cooled marine engines New Style housing used with EFI engines 1994 and up EFI and...
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
8%
$179.00 $193.91
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
$179.00 $193.91
Thermostat Housing GM Indmar CHV-29-80 OEM Thermostat Housing for V6 and Short Block V8 Chevrolet,CHV-29-80 Fits GM V8 small block engines Complete thermostat housing assembly...
Heat Exchanger Ford PCM 302 - 351 Fresh Water Cooled - FWC OEM-RA147008
HEAT EXCHANGER FORD PCM 302 - 351 FRESH WATER COOLED - FWC OEM-RA147008
17%
$1,880.11 $2,260.14
Heat Exchanger Ford PCM 302 - 351 Fresh Water Cooled - FWC OEM-RA147008
$1,880.11 $2,260.14
Heat Exchanger PCM Ford 302 & 351 Original PCM Heat Exchanger PCM-RA147008 Single Pass Exchanger 302 AND 351 CARBURETED! Will NOT fit GT-40 EFI or...
Renew Kit Holley OEM Item - 703-1 Rebuild Kit
Renew Kit Holley OEM Item - 703-1 Rebuild Kit Renew Kit Holley OEM Item - 703-1 Rebuild Kit
4%
$86.43 $90.25
Renew Kit Holley OEM Item - 703-1 Rebuild Kit
$86.43 $90.25
Holley OEM Item - Marine Carburetor Renew Kit  703-1 Rebuild kit for various Model 4160 Holley Marine Carburetors. For Holley Marine carburetors with List Numbers:...
Flame Arrestor 2 Vents Power Plus For Two Hoses
Flame Arrestor 2 Vents Power Plus For Two Hoses
22%
$94.00 $119.95
Flame Arrestor 2 Vents Power Plus For Two Hoses
$94.00 $119.95
Flame Arrestor With 2 Vents - 2 Hose Connection Aluminum 2-1/2 In. High X 7 In. Outside Diameter With Two Vents Fits Holley 4 Barrel...
Belt PCM Serpentine Chevy 6.0L -ZR6 - 2007 And Prior Only R066027
Belt PCM Serpentine Chevy 6.0L -ZR6 - 2007 And Prior Only R066027
8%
$55.00 $59.56
Belt PCM Serpentine Chevy 6.0L -ZR6 - 2007 And Prior Only R066027
$55.00 $59.56
PCM R066027 Serpentine engine belt for ZR6  PCM 6.0L  375 HP 2007 and prior! 89-3/4" overall length and 13/16" wide Fits 1999 and up PCM Chevy...
Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
14%
$53.49 $62.49
Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
$53.49 $62.49
OEM Mercruiser impeller service kit for most inboard Mercruiser V8 engines 1980 to 2003 This is OEM, not an aftermarket Four-piece kit contains the impeller, plate,...
Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 RA057009
Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 RA057009
16%
$1,049.00 $1,252.31
Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 RA057009
$1,049.00 $1,252.31
Sherwood replacement bronze sea water pump for Pleasurecraft Marine 454 CID engines. Will fit PCM GM 350, 454 Up To Mid 1990'sWill not fit Excalibur...
Bearing For Sherwood Belt Drive Raw Water Pumps SHER-23448
Bearing For Sherwood Belt Drive Raw Water Pumps SHER-23448
9%
$28.00 $30.88
Bearing For Sherwood Belt Drive Raw Water Pumps SHER-23448
$28.00 $30.88
Fits All Belt Driven PCM Pumps Does NOT WORK for P-105 crank driven pump You will need two bearings for each pump: G-21, G-55-2, P-1012,...
Wear Plate For Sherwood Raw Water Pump Sherwood OEM# R109029 Sherwood Brand
Wear Plate For Sherwood Raw Water Pump Sherwood OEM# R109029 Sherwood Brand
11%
$30.45 $34.31
Wear Plate For Sherwood Raw Water Pump Sherwood OEM# R109029 Sherwood Brand
$30.45 $34.31
Wear plate for Sherwood Raw Water Pump PCM OEM# R109029 SHERWOOD Triangular plate replaces the older style round one Uses Item # RM0125 Gasket
Repair Kit Complete Raw Water Pumps Sierra® 18-3150
Repair Kit Complete Raw Water Pumps Sierra® 18-3150
16%
$104.99 $124.99
Repair Kit Complete Raw Water Pumps Sierra® 18-3150
$104.99 $124.99
REPAIR KIT FOR MERCRUISER ORIGINAL STYLE PLASTIC BODY PUMPS  REPLACES OEM# QS-46-807151A14 Impeller Kit!  Sierra Kit FOR ORIGINAL QUICK SILVER, ORDER PART# QS-807151A14 Impeller kit with...
Thermostat 160 Degree With O-Ring PCM Closed Cooling 5.0 & 5.7 MPI OEM RP026002F
Thermostat 160 Degree With O-Ring PCM Closed Cooling 5.0 & 5.7 MPI OEM RP026002F
8%
$44.90 $48.68
Thermostat 160 Degree With O-Ring PCM Closed Cooling 5.0 & 5.7 MPI OEM RP026002F
$44.90 $48.68
160 degree thermostat used on late model PCM - Crusader fresh water cooled marine engines For 2002 & 2003 5.0 & 5.7 Fresh Water Cooled...
Holley 4160 Marine Carburetor 750 CFM Holley-0-9015-1
Holley 4160 Marine Carburetor 750 CFM Holley-0-9015-1
18%
$833.19 $1,010.90
Holley 4160 Marine Carburetor 750 CFM Holley-0-9015-1
$833.19 $1,010.90
750 CFM V4 Barrel Carburetor RA052003OEM: HOLLEY-0-9015-1 750 CFM Universal marine calibrated dual inlet 4 barrel Holley carburetor for marine engines requiring 750 CFM DOES...
Flex Fuel Line Pump To Carburetor
Flex Fuel Line Pump To Carburetor
4%
$117.00 $122.16
Flex Fuel Line Pump To Carburetor
$117.00 $122.16
Braided Fuel Line Retro-Fit Kit Braided Fuel Line Retro-Fit Kit Fuel pump to carb Replaces Crusader 97459, 97845, 98079, 97378, 97987
Impeller Kit - 7.4L PV06765 | OEM Ilmor PV06765
Impeller Kit - 7.4L PV06765 | OEM Ilmor PV06765
27%
$54.99 $74.99
Impeller Kit - 7.4L PV06765 | OEM Ilmor PV06765
$54.99 $74.99
Original Ilmor Impeller Kit Ilmor PV06765 COMPATIBLE WITH THE FOLLOWING ENGINES MV8 5.7L-OPS - V-Drive MV8 6.0L-OPS - Direct Drive MV8 6.0L-OPS - V-Drive 5000MPI-OPS...
Impeller Kit, GDI & 6.0L MPI | OEM Ilmor 50H-0170
Impeller Kit, GDI & 6.0L MPI | OEM Ilmor 50H-0170
28%
$64.79 $89.42
Impeller Kit, GDI & 6.0L MPI | OEM Ilmor 50H-0170
$64.79 $89.42
Original Ilmor Impeller Kit | OEM Ilmor 50H-0170 COMPATIBLE WITH THE FOLLOWING ENGINES 6.0L MPI - Direct Drive 6000GDI (6.2L) - V-Drive 6.2L GDI -...
SCREW FH 3/8-16 X 3 SP 25 | OEM Indmar 565235Q
SCREW FH 3/8-16 X 3 SP 25 | OEM Indmar 565235Q
14%
$1.79 $2.09
SCREW FH 3/8-16 X 3 SP 25 | OEM Indmar 565235Q
$1.79 $2.09
Flange Head Screw 3/8-16 X 3" | Fits the Indmar Thermostat Housing 53-1067S CLICK HERE for the Thermostat Housing
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C 4 inch Heat Exchange End Cap Kit | Seakamp SK3400C
11%
$40.00 $45.00
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C
$40.00 $45.00
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C Gasket measures 3-7/8 inches Replaces Sendure part number 5374
Mercruiser Gen II Water Pump Kit | Sierra 18-3147
Mercruiser Gen II Water Pump Kit | Sierra 18-3147
19%
$128.00 $158.00
Mercruiser Gen II Water Pump Kit | Sierra 18-3147
$128.00 $158.00
Sierra replacement water pump kit for Mercruiser Alpha I Gen II stern drives. Sierra Mercruiser water pump kit For Mercruiser Alpha I Gen II stern...
Fuel Line Crossover Hose OEM Indmar 78-6129
Fuel Line Crossover Hose OEM Indmar 78-6129 Fuel Line Crossover Hose OEM Indmar 78-6129
19%
$117.00 $145.00
Fuel Line Crossover Hose OEM Indmar 78-6129
$117.00 $145.00
Indmar Crossover Fuel Line Indmar OEM
Riser 3.5" GM -Ford Exhaust Riser Fresh Water Drilled Indmar OEM 53-2028
Riser 3.5" GM -Ford Exhaust Riser Fresh Water Drilled & Tapped Indmar OEM 53-2028
53%
$215.95 $456.95
Riser 3.5" GM -Ford Exhaust Riser Fresh Water Drilled Indmar OEM 53-2028
$215.95 $456.95
Exhaust Riser 3-1/2" -  Original Equipment Indmar Item FRESH WATER ( With Antifreeze In The Engine) OEM Indmar 53-2028 - Need 2 per engine - Same...
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746
35%
$383.00 $590.00
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746
$383.00 $590.00
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Direct replacement, water cooled, center discharge MerCruiser exhaust manifold. Replaces MerCruiser part #'s #399746A3 and #99746A8. Direct...
3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
3 inch Mercruiser Exhaust Riser | Barr MC-20-98504 3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
29%
$256.00 $361.00
3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
$256.00 $361.00
3 InchExhaust Riser BARR-MC-20-98504 Direct replacement, water cooled, center discharge MerCruiser exhaust riser. Replaces MerCruiser part #B-98504A3. Uses 3" I.D. exhaust hose. 15 degree angle....
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813 Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
8%
$6.43 $7.00
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
$6.43 $7.00
Gasket seals both sides of Mercruiser center rise exhaust manifold/riser restrictor plate. For Mercruiser center rise exhaust manifolds in raw water cooled applications with weep...
Thunderbolt Small Block Tri-Pak Tune-Up Kit | United Marine 1-103
Thunderbolt Small Block Tri-Pak Tune-Up Kit | United Marine 1-103
13%
$124.00 $142.66
Thunderbolt Small Block Tri-Pak Tune-Up Kit | United Marine 1-103
$124.00 $142.66
Thunderbolt Small Block Tri-Pak Tune-Up Kit Kit fits Mercruiser V8 305 and 350 cubic inch engines with Thunderbolt ignition systems Includes MEGA-MAG 8mm SSC silicone...
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
14%
$5.99 $6.95
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
$5.99 $6.95
OEM  ILMOR - 500-0007 Exhaust Adaptor Mounting Gasket Ilmor Exhaust adapter Gasket is need for your Ilmor engine. See compatible engines below PART #500-0007 Compatible...
Gasket Exhaust Manifold Ilmor OEM MV8V-1054
Gasket Exhaust Manifold Ilmor OEM MV8V-1054
28%
$25.00 $34.95
Gasket Exhaust Manifold Ilmor OEM MV8V-1054
$25.00 $34.95
OEM  ILMOR - MV8V-1054 Exhaust Manifold Gasket Ilmor engine exhaust gaskets MV8V-1054 are the mounting gaskets for the Ilmor engine from the intake manifold to...
Adaptor Exhaust Inner Sleeve OEM PE00979
Adaptor Exhaust Inner Sleeve OEM PE00979 Adaptor Exhaust Inner Sleeve OEM PE00979
13%
$95.00 $108.95
Adaptor Exhaust Inner Sleeve OEM PE00979
$95.00 $108.95
Ilmor 5.7L engine exhaust inner sleeve adapter. OEM PE00979 This sleeve is compatible with the following: MV8 5.7L MV8 5.7L OPS MV8 6.0L MV8 6.0L...
Hose Formed 1" 90 Degree Bend OEM 84-1033
Hose Formed 1" 90 Degree Bend OEM 84-1033 Hose Formed 1" 90 Degree Bend OEM 84-1033
21%
$22.00 $27.95
Hose Formed 1" 90 Degree Bend OEM 84-1033
$22.00 $27.95
Formed J-Hose Hose 3/4" X 1" TO THERMOSTAT HOUSING SHORT 6" INDMAR OEM 84-1033 Formed rubber hose 1 inch by 1 inch Replaces Dayco 70637...
O-Ring - Outer Oil Adapter OEM CRU-22654
O-Ring - Outer Oil Adapter OEM CRU-22654 O-Ring - Outer Oil Adapter OEM CRU-22654
23%
$3.59 $4.64
O-Ring - Outer Oil Adapter OEM CRU-22654
$3.59 $4.64
ORIGINAL Crusader O-Ring - Outter Oil Adaptor For the smaller Remote Oil Filter IN -O-Ring - CLICK HERE  
Items 737 to 768 of 1358 total